:root { --bg: #f3f4f6; --card: #ffffff; --text: #14171c; --muted: #5b6270; --line: #e3e6eb; --accent: #0f9d58; --accent-fill: #3ef28f; --on-accent: #0b1f14; }
@media (prefers-color-scheme: dark) { :root { --bg: #0f1115; --card: #1a1d23; --text: #f2f4f7; --muted: #a3aab6; --line: #2a2f38; --accent: #3ef28f; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.6 ui-rounded, -apple-system, "SF Pro Rounded", system-ui, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 32px 20px 64px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 28px; }
.brand { font-weight: 800; font-size: 22px; color: var(--text); text-decoration: none; }
nav a { color: var(--muted); text-decoration: none; margin-left: 16px; font-weight: 600; }
h1 { font-size: 40px; line-height: 1.1; margin: 8px 0 12px; }
h2 { font-size: 22px; margin: 36px 0 8px; }
p, li { color: var(--text); }
.muted { color: var(--muted); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 20px 22px; margin: 14px 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.pill { display: inline-block; background: var(--accent-fill); color: var(--on-accent); font-weight: 800; padding: 12px 22px; border-radius: 999px; text-decoration: none; }
a { color: var(--accent); }
footer { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); margin-right: 14px; }